Results 21 to 30 of about 21,078 (266)

Wireless recording of the calls of Rousettus aegyptiacus and their reproduction using electrostatic transducers [PDF]

open access: yes, 2008
Bats are capable of imaging their surroundings in great detail using echolocation. To apply similar methods to human engineering systems requires the capability to measure and recreate the signals used, and to understand the processing applied to ...
D A Waters   +13 more
core   +1 more source

Functional differences in echolocation call design in an adaptive radiation of bats

open access: yesEcology and Evolution, 2021
All organisms have specialized systems to sense their environment. Most bat species use echolocation for navigation and foraging, but which and how ecological factors shaped echolocation call diversity remains unclear for the most diverse clades ...
Leith B. Leiser‐Miller   +1 more
doaj   +1 more source

Evolutionary origins of ultrasonic hearing and laryngeal echolocation in bats inferred from morphological analyses of the inner ear [PDF]

open access: yes, 2013
PMCID: PMC3598973This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided ...
Davies, KTJ, Maryanto, I, Rossiter, SJ
core   +1 more source

Laryngeal Nerve Activity During Pulse Emission in the CF-FM Bat, Rhinolophus ferrumequinum. I. Superior Laryngeal Nerve (External Motor Branch) [PDF]

open access: yes, 1981
The activity of the external (motor) branch of the superior laryngeal nerve (SLN), innervating the cricothyroid muscle, was recorded in the greater horseshoe bat,Rhinolophus ferrumequinum.
A Novick   +12 more
core   +1 more source

Acoustic behavior of melon-headed whales varies on a diel cycle. [PDF]

open access: yes, 2015
Many terrestrial and marine species have a diel activity pattern, and their acoustic signaling follows their current behavioral state. Whistles and echolocation clicks on long-term recordings produced by melon-headed whales (Peponocephala electra) at ...
Baumann-Pickering, Simone   +4 more
core   +2 more sources

Echolocation may have real-life advantages for blind people: an analysis of survey data

open access: yesFrontiers in Physiology, 2013
Some people can echolocate by making sonar emissions (e.g. mouth-clicks, finger snaps, feet shuffling, humming, cane tapping, etc.) and listening to the returning echoes.
Lore eThaler
doaj   +1 more source

General isochronous rhythm in echolocation calls and social vocalizations of the bat Saccopteryx bilineata [PDF]

open access: yesRoyal Society Open Science, 2019
Rhythm is an essential component of human speech and music but very little is known about its evolutionary origin and its distribution in animal vocalizations.
Lara S. Burchardt   +4 more
doaj   +1 more source

It's not all about the Soprano: Rhinolophid bats use multiple acoustic components in echolocation pulses to discriminate between conspecifics and heterospecifics.

open access: yesPLoS ONE, 2018
Acoustic communication plays a pivotal role in conspecific recognition in numerous animal taxa. Vocalizations must therefore have discrete acoustic signatures to facilitate intra-specific communication and to avoid misidentification.
Robert N V Raw   +2 more
doaj   +1 more source

People's Ability to Detect Objects Using Click-Based Echolocation: A Direct Comparison between Mouth-Clicks and Clicks Made by a Loudspeaker. [PDF]

open access: yesPLoS ONE, 2016
Echolocation is the ability to use reflected sound to obtain information about the spatial environment. Echolocation is an active process that requires both the production of the emission as well as the sensory processing of the resultant sound ...
Lore Thaler, Josefina Castillo-Serrano
doaj   +1 more source

Hearing Characteristics and Doppler Shift Compensation in South Indian CF-FM Bats [PDF]

open access: yes, 1980
1. Echolocation pulses, Doppler shift compensation behaviour under laboratory conditions and frequency response characteristics of hearing were recorded inRhinolophus rouxi, Hipposideros speoris andHipposideros bicolor. 2.
A. Brosset   +13 more
core   +1 more source

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